Saying that Azula is just a "powerhouse", no actual skill, is about as unacurate as they come. Her entire fighting style is based completely around precision and manipulation of her surroundings - and it was for this reason that she did so poorly in the finale - she was in no condition to be doing any tactical thinking.
"Azula just throws fire around, no manipulation of it".
Okay, seriously. I was seriously starting to wonder after your shipping comments, but you have just confirmed that you have either never actually watched the series, or badly need an eye doctor.
Can I refer these moments to you?:
This one isn't bending, but it's bad-ass to the extreme, so it gets a mention
That's a pretty nifty trick.
And let us not forget her signature move:
Doesn't look like just a powerhouse to me